Analysis

  • max time kernel
    145s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2023 14:24

General

  • Target

    cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe

  • Size

    713KB

  • MD5

    fe55e340b3da44987a895d54feeb5f9f

  • SHA1

    7519eb083e7b8d5f29a581a7068fe3c6c283705c

  • SHA256

    cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e

  • SHA512

    49e154056d5da1adc3a0fb352db7c8a2829553debc75195a850eed036f2069ea8849ee68c2f065538cc07db954118a911beabf9f38515835deea3833278d50dc

  • SSDEEP

    12288:u05opCuWBBwJi3DRZ+4T1MsFoUN7/fB7R4pW0Zvp1EPEL/OqPL158FvSFDu1JFcI:nmUOJiSoJWe7nBN4FZ0PEL2mmvSFa+

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes
  • extension

    .gapo

  • offline_id

    jB2aJtVEWRwbJf76a6OKB8sn0BtTgNlHYUC5wLt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.com/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-sD0OUYo1Pd Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0713JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

4

Botnet

e44c96dfdf315ccf17cdd4b93cfe6e48

C2

https://steamcommunity.com/profiles/76561199508624021

https://t.me/looking_glassbot

Attributes
  • profile_id_v2

    e44c96dfdf315ccf17cdd4b93cfe6e48

  • user_agent

    Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Signatures

  • Detected Djvu ransomware 17 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP family.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe
    "C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe
      "C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe"
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\SysWOW64\icacls.exe
        icacls "C:\Users\Admin\AppData\Local\c8be0cb0-3559-4b70-a4ac-70370f6988c0" /deny *S-1-1-0:(OI)(CI)(DE,DC)
        3⤵
        • Modifies file permissions
        PID:1620
      • C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe
        "C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe" --Admin IsNotAutoStart IsNotTask
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:5092
        • C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe
          "C:\Users\Admin\AppData\Local\Temp\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe" --Admin IsNotAutoStart IsNotTask
          4⤵
          • Checks computer location settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:416
          • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe
            "C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2196
            • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe
              "C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe"
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              PID:2100
          • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build3.exe
            "C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build3.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:4072
            • C:\Windows\SysWOW64\schtasks.exe
              /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
              6⤵
              • Creates scheduled task(s)
              PID:5000
  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3820
    • C:\Windows\SysWOW64\schtasks.exe
      /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
      2⤵
      • Creates scheduled task(s)
      PID:4816

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • C:\ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

    Filesize

    2KB

    MD5

    3a98270c0f3ec57a1ffa63648264bcb6

    SHA1

    ae481992ba0ddee00978fe6299deb55c479da13b

    SHA256

    97f6a2a8a436683df74da9f372507bd3e3c7a57b7157782c703c2e7583628d99

    SHA512

    50bba20c9d510e2ab5b295fe75e926cdff5ca9dfa64849c2dde51be3341ee8bc5de6726f05ea6dfade6c8b4a38cdf8241e39b5516e4e312e92295c15131f9cce

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

    Filesize

    1KB

    MD5

    45c2d61da08d4d08d780e2f8ec5442aa

    SHA1

    d822e746572e4240bd41a384bc15da046cb0161a

    SHA256

    5a76f2739a91dfac0c99580b4e766f08fac5b443f1f8d7bd597e6725bffce05e

    SHA512

    7846d26f4884703f61d5742938ee5fdf9e0b5340aa7d4e9f3247006db66ef48459b4a8cb63859952abbaf3c0f97fa92e61177ae77390a85145d669036a00a553

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

    Filesize

    488B

    MD5

    3e58b2ca643f82d6c8b00f2373122724

    SHA1

    7bd78234d42e45d34fcb32c81d05075567b93e76

    SHA256

    92dfba3977a08748b7b64cb802b4e0871cf326cb86ff87edb0d3b92b2d67265b

    SHA512

    e862b924d3e877777fe04eb115142b478d2cd9196357af02d0baef77c850cd825d53e66fbdcda8ef09d1cec4c6150ece213a38e298fe88d3edf9b0d1c41dfcdf

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

    Filesize

    482B

    MD5

    5615ffb2f361642fae3382107043f0ad

    SHA1

    34b938347e5ed90365e14ffae4f9134d5bbb02f4

    SHA256

    fba22020cd505d700fc7ef95eb5938dc9df0dc6ae5293eac363af311822f457d

    SHA512

    32b79f9adca32548209a8aa4623d0309e8a1d236d83ba2136a2616d1fab969eae70893c9ce18ff1c79bd0d71ac7d89915a7f115f1d1bd0ad050e8fba454c9474

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe

    Filesize

    327KB

    MD5

    b888efe68f257aa2335ed9cbd63c1343

    SHA1

    c1a97d41d16a7a274802e873ce6b990312b07e03

    SHA256

    c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70

    SHA512

    7d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe

    Filesize

    327KB

    MD5

    b888efe68f257aa2335ed9cbd63c1343

    SHA1

    c1a97d41d16a7a274802e873ce6b990312b07e03

    SHA256

    c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70

    SHA512

    7d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe

    Filesize

    327KB

    MD5

    b888efe68f257aa2335ed9cbd63c1343

    SHA1

    c1a97d41d16a7a274802e873ce6b990312b07e03

    SHA256

    c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70

    SHA512

    7d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build2.exe

    Filesize

    327KB

    MD5

    b888efe68f257aa2335ed9cbd63c1343

    SHA1

    c1a97d41d16a7a274802e873ce6b990312b07e03

    SHA256

    c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70

    SHA512

    7d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build3.exe

    Filesize

    9KB

    MD5

    9ead10c08e72ae41921191f8db39bc16

    SHA1

    abe3bce01cd34afc88e2c838173f8c2bd0090ae1

    SHA256

    8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

    SHA512

    aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build3.exe

    Filesize

    9KB

    MD5

    9ead10c08e72ae41921191f8db39bc16

    SHA1

    abe3bce01cd34afc88e2c838173f8c2bd0090ae1

    SHA256

    8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

    SHA512

    aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

  • C:\Users\Admin\AppData\Local\71b25268-0fb9-4a67-af7a-d7a6595d2358\build3.exe

    Filesize

    9KB

    MD5

    9ead10c08e72ae41921191f8db39bc16

    SHA1

    abe3bce01cd34afc88e2c838173f8c2bd0090ae1

    SHA256

    8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

    SHA512

    aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

  • C:\Users\Admin\AppData\Local\c8be0cb0-3559-4b70-a4ac-70370f6988c0\cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e.exe

    Filesize

    713KB

    MD5

    fe55e340b3da44987a895d54feeb5f9f

    SHA1

    7519eb083e7b8d5f29a581a7068fe3c6c283705c

    SHA256

    cc86e630d4c4236ce2f4778b4f14c6984370c5b921d7ca0526bf2a5aac47247e

    SHA512

    49e154056d5da1adc3a0fb352db7c8a2829553debc75195a850eed036f2069ea8849ee68c2f065538cc07db954118a911beabf9f38515835deea3833278d50dc

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

    Filesize

    9KB

    MD5

    9ead10c08e72ae41921191f8db39bc16

    SHA1

    abe3bce01cd34afc88e2c838173f8c2bd0090ae1

    SHA256

    8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

    SHA512

    aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

    Filesize

    9KB

    MD5

    9ead10c08e72ae41921191f8db39bc16

    SHA1

    abe3bce01cd34afc88e2c838173f8c2bd0090ae1

    SHA256

    8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

    SHA512

    aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

  • memory/416-166-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-157-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-152-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-167-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-168-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-207-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-163-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-165-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-151-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-158-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/416-159-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/560-135-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/560-137-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/560-138-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/560-134-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/560-147-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2100-198-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-188-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-211-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2100-186-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-279-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-281-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-282-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2100-184-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2120-136-0x00000000025D0000-0x00000000026EB000-memory.dmp

    Filesize

    1.1MB

  • memory/2196-187-0x00000000022F0000-0x0000000002349000-memory.dmp

    Filesize

    356KB